use /usr/bin/newlisp which is the modern installation place for it

diff --git a/hobby-http.lsp b/hobby-http.lsp
index 78adbba76be3424022e6704881bc63962ba0363c..f2ba8314daf636056c1513316fd45def1633e978 100755 (executable)
--- a/hobby-http.lsp
+++ b/hobby-http.lsp
@@ -1,4 +1,4 @@
-#!/usr/local/bin/newlisp
+#!/usr/bin/newlisp
 #
 # Simple HTTP service for a directory tree. Start with:
 #